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authorStefan Metzmacher <metze@samba.org>2012-05-11 17:45:16 +0200
committerStefan Metzmacher <metze@samba.org>2012-05-12 02:50:42 +0200
commit212e805507c8364c13c34804bd52c6f3cc38be27 (patch)
tree4ef86622a304858e8481be8c6141ff1e6a8df63a /source3/smbd/smb2_ioctl.c
parent8963930974174598710d2cc4a8609a856199dfea (diff)
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s3:smb2_ioctl: implement FSCTL_VALIDATE_NEGOTIATE_INFO
metze Autobuild-User: Stefan Metzmacher <metze@samba.org> Autobuild-Date: Sat May 12 02:50:42 CEST 2012 on sn-devel-104
Diffstat (limited to 'source3/smbd/smb2_ioctl.c')
-rw-r--r--source3/smbd/smb2_ioctl.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/source3/smbd/smb2_ioctl.c b/source3/smbd/smb2_ioctl.c
index f1ad8ab16d..b1a9e32f36 100644
--- a/source3/smbd/smb2_ioctl.c
+++ b/source3/smbd/smb2_ioctl.c
@@ -462,6 +462,92 @@ static struct tevent_req *smbd_smb2_ioctl_send(TALLOC_CTX *mem_ctx,
return tevent_req_post(req, ev);
}
+ case FSCTL_VALIDATE_NEGOTIATE_INFO:
+ {
+ struct smbXsrv_connection *conn = smbreq->sconn->conn;
+ uint32_t in_capabilities;
+ DATA_BLOB in_guid_blob;
+ struct GUID in_guid;
+ uint16_t in_security_mode;
+ uint16_t in_num_dialects;
+ uint16_t i;
+ DATA_BLOB out_guid_blob;
+ NTSTATUS status;
+
+ if (in_input.length < 0x18) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return tevent_req_post(req, ev);
+ }
+
+ in_capabilities = IVAL(in_input.data, 0x00);
+ in_guid_blob = data_blob_const(in_input.data + 0x04, 16);
+ in_security_mode = SVAL(in_input.data, 0x14);
+ in_num_dialects = SVAL(in_input.data, 0x16);
+
+ if (in_input.length != (0x18 + in_num_dialects*2)) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return tevent_req_post(req, ev);
+ }
+
+ if (in_max_output < 0x18) {
+ tevent_req_nterror(req, NT_STATUS_BUFFER_TOO_SMALL);
+ return tevent_req_post(req, ev);
+ }
+
+ if (in_num_dialects != conn->smb2.client.num_dialects) {
+ state->disconnect = true;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+
+ for (i=0; i < in_num_dialects; i++) {
+ uint16_t v = SVAL(in_input.data, 0x18 + i*2);
+
+ if (conn->smb2.client.dialects[i] != v) {
+ state->disconnect = true;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ if (!GUID_compare(&in_guid, &conn->smb2.client.guid)) {
+ state->disconnect = true;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+
+ if (in_security_mode != conn->smb2.client.security_mode) {
+ state->disconnect = true;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+
+ if (in_capabilities != conn->smb2.client.capabilities) {
+ state->disconnect = true;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+
+ status = GUID_to_ndr_blob(&conn->smb2.server.guid, state,
+ &out_guid_blob);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+
+ state->out_output = data_blob_talloc(state, NULL, 0x18);
+ if (tevent_req_nomem(state->out_output.data, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ SIVAL(state->out_output.data, 0x00, conn->smb2.server.capabilities);
+ memcpy(state->out_output.data+0x04, out_guid_blob.data, 16);
+ SIVAL(state->out_output.data, 0x14, conn->smb2.server.security_mode);
+ SIVAL(state->out_output.data, 0x16, conn->smb2.server.dialect);
+
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+ }
+
default: {
uint8_t *out_data = NULL;
uint32_t out_data_len = 0;